321621690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{824671}}^1$

素因数の和:824694

約数の個数: 32

約数和(自身を含む): 831269376

約数和(自身を除く): 509647686

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 824671, 1649342, 2474013, 4123355, 4948026, 8246710, 10720723, 12370065, 21441446, 24740130, 32162169, 53603615, 64324338, 107207230, 160810845, 321621690]

約数ペア:

[(1, 321621690), (2, 160810845), (3, 107207230), (5, 64324338), (6, 53603615), (10, 32162169), (13, 24740130), (15, 21441446), (26, 12370065), (30, 10720723), (39, 8246710), (65, 4948026), (78, 4123355), (130, 2474013), (195, 1649342), (390, 824671)]